"the furniture was covered with dust"
"astronomers say that the empty space between planets actually contains measurable amounts of dust"
"dust the cabinets"
"The artist dusted the charcoal drawing down to a faint image"
"dust the bread with flour"
"He scattered gun powder under the wagon"
Dust yourself down.
把你身上的土掸净。
She stood up and dusted herself down.
她站起身来,掸去身上的灰尘。
They dusted down the whole house before they started decorating.
在开始装饰之前,他们把整幢房子打扫了一遍。
Dust yourself off.
把你身上的土掸净。
dust sth ⇔ offFour years after he graduated from school,Tom decided to dust off his algebra books.
毕业4年后,汤姆决定重温搁置已久的代数书。
dust offShe dusted off faster than a wind.
她飞快地跑开了。